American Precision Tool Inc.

San Diego CNC machine shop

Located in nearby Pacoima, California, American Precision Tool is a leading provider of CNC machining services in the San Diego Area

Machining services from prototype to production

Many important industries call San Diego home. At American Precision Tool, we’re proud to help out the local San Diego business community by providing machining services for defense/military, biomedical machining, biotechnology and pharmaceutical machining and aerospace machining services, to name a few. As an AS9011D certified machine shop, our quality management system meets the most rigid machining standards that is required by the aerospace, aviation, space and defense organizations. 

The great news for all of our customers, is they receive the same high-quality machining services regardless of their industry. 

Machine shop San Diego

CNC Milling Services

Are you looking for CNC machine shops in San Diego? CNC milling services is a speciality at American Precision Tool. In addition to CNC milling we offer a wide range of machining services including 4 axis and 5 axis machining. Whether you're in need of aerospace machining, pharmaceutical machining, prototyping, one part or a thousand machined parts, we can handle it!

CNC Turning San DIego

cnc turning services

Our CNC turning services, can turn a block of raw material into an endless variety of precision machined parts. Using our CNC turning services, we can provide drilling, boring, facing, tapping and threading. With CNC milling we can machine parts ranging from simple to complex. Repeatability and accuracy are extremely high with our CNC turning services, and we can handle high volumes of machined parts with a single setup.

Precision grinding services San Diego

Precision Grinding Services

Precision grinding is often the final machining process for parts in need of extremely high tolerances or require extremely smooth finishes. Our high tolerance grinding services can provide you with close tolerances and superior surface finishes. In the San Diego area, we're a top provider of precision grinding services. We can handle a wide variety of precision grinding jobs .

Quality parts machining San Diego

Quality SAN DIEGO machining

We understand how important it is to deliver machined parts that meet your tight quality standards. As part of our commitment to quality, and our aerospace machining services we maintain our ISO 9001:2015 / AS9100D certification. Whether you're needing local aerospace machining, defense industry machining, softgel tooling, or machining for any other industry, you can rest assured that American Precision Tool provides the highest machining quality services in the San Diego area, serving all of Southern California.

Specializing in Aerospace Machining, Machining for DOD & Softgel Tooling

At American Precision Tool, we can handle your machining project from start to finish. This includes product design assistance during the prototyping stage, to high-volume machining services to all of your parts finishing needs. A few of the secondary machining processes can can assist with include painting, plating, anodizing, annealing, light assembly, heli-coil installation and more. Our goal is to become your trusted machining partner, and you’ll see the difference when you work with us for the first time.  While we ship our parts worldwide, we actively support the local San Diego community by providing local machining services for:

San Diego aerospace machining
High volume machining


For over 20 years, we have been a leading provider of local machining services in San Diego and all of Southern California. While we do ship machined parts worldwide, Southern California is home to us, and we are proud to support our local business community with the highest quality machining services in San Diego. We are both AS9011D certified (what is AS9100D?) as well as HUBZone-certified (what is HUBZone certification?). Read more about American Precision Tool

What makes us great?

If you were to speak with any of our customers, you’d hear one consistent message. The team at American Precision Tool provides the highest quality service in the CNC machining industry. How do we know that? They tell us. 

We’re not only looking to help you with your machining projects today, but into the future. Our service levels are based around gaining and keeping long-term relationships. 

Another advantage we offer is our versatility as a machine shop. Our services range from prototype to production. This includes both single machined parts as well as high volumes of machined parts. With a single purchase order we can handle your entire machining project, including secondary machining operations. 

CNC Milling services near me

contact us

Have a question for our team? Looking for pricing for precision machining services? Reach out to us today!

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